Table 2.
Number of participants (%) with health conditions among different durations of daily VDT use.
| Daily VDT Use | ||||
|---|---|---|---|---|
| <6h (n = 70) |
6–11h (n = 745) |
≥11h (n = 99) |
p Value | |
| Age <30 years | 42 (60.0) | 422 (57.0) | 63 (64.3) | 0.369 1 |
| Men | 40 (57.1) | 437 (58.7) | 52 (53.1) | 0.558 1 |
| Musculoskeletal pain | ||||
| Back | 14 (20) | 236 (31.7) | 46 (46.4) | <0.001 2 |
| Wrists | 11 (15.7) | 123 (16.5) | 27 (27.2) | 0.029 2 |
| Hips | 6 (8.6) | 86 (11.5) | 18 (18.2) | 0.039 2 |
| Eye discomfort | ||||
| Dry eyes | 23 (32.9) | 303 (40.7) | 52 (52.5) | 0.008 2 |
| Ocular soreness | 12 (17.1) | 136 (18.3) | 31 (31.3) | 0.01 2 |
| Occupational stress | ||||
| Slight (0–3) | 14 (20.0) | 64 (8.6) | 2 (2.0) | <0.001 2 |
| Moderate (4–7) | 42 (60.0) | 497 (66.7) | 43 (43.4) | |
| Heavy (8–10) | 14 (20.0) | 184 (24.7) | 54 (54.5) | |
| Job burnout | 22 (31.4) | 282 (37.9) | 54 (54.5) | 0.001 2 |
1 Chi-square test; 2 Linear-by-linear association.